mulch

Definition

Any material used to cover the top layer of soil to protect, insulate, or decorate it, or to discourage weeds or retain moisture.

Etymology

Probably from Middle English melsche, molsh (“soft”), from Old English melsċ, milisċ (“mellow; mild; sweet”, literally “honeyed”), probably from Proto-Germanic *mili (“honey”). Compare Icelandic milska (“a honeyed beverage”).

Example Sentences

• "An organic mulch is a mulch made of natural substances such as leaves or grass clippings."
• "An interim report by investigators from the Rail Accident Investigation Branch found extensive evidence of crushed leaf mulch on the railhead at many sites on the approach to Salisbury Tunnel Junction."

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